Memory Management Overhead

Source code: oil/benchmarks/gc.sh

GC Stats

task elapsed ms max gc millis total gc millis allocated MB max rss MB num allocated num gc points num gc done gc threshold num growths max survived shell label
parse.configure-cpython 37 4 10 12.0 18.0 476,752 1,282 6 406,606 5 203,303 osh-native
parse.configure-cpython 33 3 9 12.0 17.3 476,752 1,282 6 406,202 5 203,101 osh-native-souffle
parse.configure-coreutils 160 26 74 44.5 49.7 1,653,340 4,764 12 1,025,528 6 764,307 osh-native
parse.configure-coreutils 145 25 68 44.5 49.4 1,653,339 4,764 12 1,025,398 6 764,242 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,943 180 2 75,032 1 37,516 osh-native
parse.abuild 9 1 2 2.4 7.9 101,943 180 3 87,094 1 43,547 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.0 579,607 22,608 12 50,000 0 2,920 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,607 22,608 12 50,000 0 2,859 osh-native-souffle
ex.bashcomp-parse-help 180 0 4 10.3 8.8 995,289 15,258 21 50,000 0 3,902 osh-native
ex.bashcomp-parse-help 172 0 3 10.3 8.3 995,288 15,258 21 50,000 0 3,845 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,319 277 3 85,250 1 42,625 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,319 277 3 85,126 1 42,563 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
7 7 0 1.6 dash -
23 19 4 3.1 bash -
105 58 53 3.3 zsh -
17 8 8 28.2 bumpleak/osh mut
21 16 4 28.5 _bin/cxx-opt+bumproot/osh mut
22 18 4 30.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 8 25.3 osh-native mut+alloc
31 19 12 25.7 osh-native mut+alloc+free
37 20 16 18.0 osh-native mut+alloc+free+gc
37 33 4 18.1 osh-native mut+alloc+free+gc+exit
43 31 12 31.8 _bin/cxx-opt+nopool/osh mut+alloc
50 42 8 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 25.0 osh-native-souffle mut+alloc
29 16 12 25.3 osh-native-souffle mut+alloc+free
33 24 8 17.3 osh-native-souffle mut+alloc+free+gc
33 25 8 17.7 osh-native-souffle mut+alloc+free+gc+exit

parse.configure-coreutils

Parsing the autoconf-generated configure script from GNU coreutils.

Note that unlike other shells, osh -n retains all nodes on purpose. (See the parser benchmark).

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
21 14 7 1.6 dash -
77 73 4 3.1 bash -
379 214 187 3.7 zsh -
49 41 8 83.9 bumpleak/osh mut
61 53 8 86.1 _bin/cxx-opt+bumproot/osh mut
69 61 8 85.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 80 16 73.5 osh-native mut+alloc
105 56 48 75.3 osh-native mut+alloc+free
160 136 24 49.7 osh-native mut+alloc+free+gc
160 135 24 50.5 osh-native mut+alloc+free+gc+exit
139 95 44 98.7 _bin/cxx-opt+nopool/osh mut+alloc
212 192 20 67.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 64 24 73.1 osh-native-souffle mut+alloc
96 64 32 74.9 osh-native-souffle mut+alloc+free
145 125 20 49.4 osh-native-souffle mut+alloc+free+gc
148 139 8 50.1 osh-native-souffle mut+alloc+free+gc+exit

parse.abuild

Parsing abuild from Alpine Linux.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
2 2 0 1.4 dash -
6 3 3 3.0 bash -
8 0 7 3.4 zsh -
6 6 0 12.2 bumpleak/osh mut
7 7 0 12.2 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.0 osh-native mut+alloc
9 4 4 10.0 osh-native mut+alloc+free
9 3 6 8.5 osh-native mut+alloc+free+gc
9 5 5 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 11 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc+exit

ex.compute-fib

A synthetic benchmark for POSIX shell arithmetic.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
10 10 0 1.3 dash -
29 29 0 3.0 bash -
24 20 4 3.3 zsh -
19 15 4 31.8 bumpleak/osh mut
26 25 0 32.0 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.2 osh-native mut+alloc
37 25 12 26.6 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
27 23 4 7.9 osh-native mut+alloc+free+gc+exit
54 34 19 36.2 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 25.8 osh-native-souffle mut+alloc
31 22 9 26.1 osh-native-souffle mut+alloc+free
22 19 4 7.6 osh-native-souffle mut+alloc+free+gc
22 14 7 7.7 osh-native-souffle mut+alloc+free+gc+exit

ex.bashcomp-parse-help

A realistic bash-completion workload.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
72 64 8 3.1 bash -
168 120 48 54.0 bumpleak/osh mut
183 107 76 55.7 _bin/cxx-opt+bumproot/osh mut
194 134 59 55.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
215 131 84 47.4 osh-native mut+alloc
221 140 80 49.1 osh-native mut+alloc+free
180 136 44 8.8 osh-native mut+alloc+free+gc
181 98 83 8.8 osh-native mut+alloc+free+gc+exit
234 163 71 64.3 _bin/cxx-opt+nopool/osh mut+alloc
213 142 71 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 124 80 46.9 osh-native-souffle mut+alloc
211 135 76 48.6 osh-native-souffle mut+alloc+free
172 100 72 8.3 osh-native-souffle mut+alloc+free+gc
176 124 52 8.3 osh-native-souffle mut+alloc+free+gc+exit

ex.abuild-print-help

Running abuild -h from Alpine Linux.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
10 5 6 3.4 dash -
20 16 4 4.5 bash -
18 10 8 3.5 zsh -
18 11 7 11.4 bumpleak/osh mut
21 13 9 13.1 _bin/cxx-opt+bumproot/osh mut
20 17 4 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 7 15 11.0 osh-native mut+alloc
22 11 12 11.3 osh-native mut+alloc+free
22 22 1 9.2 osh-native mut+alloc+free+gc
23 18 5 8.9 osh-native mut+alloc+free+gc+exit
25 24 2 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 19 6 9.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 17 4 10.6 osh-native-souffle mut+alloc
21 14 7 10.9 osh-native-souffle mut+alloc+free
21 16 6 8.7 osh-native-souffle mut+alloc+free+gc
22 20 3 8.8 osh-native-souffle mut+alloc+free+gc+exit